( function () {
class TexturePass extends THREE.Pass {
  constructor(map, opacity) {
    super();
    if (THREE.CopyShader === undefined) console.error('THREE.TexturePass relies on THREE.CopyShader');
    const shader = THREE.CopyShader;
    this.map = map;
    this.opacity = opacity !== undefined ? opacity : 1.0;
    this.uniforms = THREE.UniformsUtils.clone(shader.uniforms);
    this.material = new THREE.ShaderMaterial({
      uniforms: this.uniforms,
      vertexShader: shader.vertexShader,
      fragmentShader: shader.fragmentShader,
      depthTest: false,
      depthWrite: false
    });
    this.needsSwap = false;
    this.fsQuad = new THREE.FullScreenQuad(null);
  }

  render(renderer, writeBuffer, readBuffer
  /*, deltaTime, maskActive */
  ) {
    const oldAutoClear = renderer.autoClear;
    renderer.autoClear = false;
    this.fsQuad.material = this.material;
    this.uniforms['opacity'].value = this.opacity;
    this.uniforms['tDiffuse'].value = this.map;
    this.material.transparent = this.opacity < 1.0;
    renderer.setRenderTarget(this.renderToScreen ? null : readBuffer);
    if (this.clear) renderer.clear();
    this.fsQuad.render(renderer);
    renderer.autoClear = oldAutoClear;
  }

}

THREE.TexturePass = TexturePass;
} )();
